2080591317

素因数分解:

$3^2\times 7^1\times {\mathrm{239}}^1\times {\mathrm{138181}}^1$

素因数の和:138433

約数の個数: 24

約数和(自身を含む): 3449022720

約数和(自身を除く): 1368431403

約数列:

[1, 3, 7, 9, 21, 63, 239, 717, 1673, 2151, 5019, 15057, 138181, 414543, 967267, 1243629, 2901801, 8705403, 33025259, 99075777, 231176813, 297227331, 693530439, 2080591317]

約数ペア:

[(1, 2080591317), (3, 693530439), (7, 297227331), (9, 231176813), (21, 99075777), (63, 33025259), (239, 8705403), (717, 2901801), (1673, 1243629), (2151, 967267), (5019, 414543), (15057, 138181)]